In an age of activism, does a rule allowing 10 days to file with the S.E.C. when buying more than 5 percent of a company’s shares create an unfair advantage for large investors?

The case against Credit Suisse signaled a shift in federal prosecutors’ approach to Wall Street, potentially laying the groundwork for other banks to plead guilty.

While AT&T’s bid for DirecTV bears similarity to Comcast’s deal for Time Warner Cable, experts say the differences could lead regulators to separate conclusions for each one.

Many employers say they offer telecommuting and flexible work hours to employees, but in fact are cutting back on time for child leave or to care for an ill parent.